Rounding Calculator › round 42 to the nearest 100
Round 42 to the Nearest 100
42 rounded to the nearest hundred = 0
| Rounded to nearest 100 | 0 |
| Rounded up | 100 |
| Rounded down | 0 |
Why 42 rounds to 0
42 sits between 0 and 100 on the number line. It is 42 above 0 and 58 below 100, so it is closer to 0.
The shortcut: look at the digit just right of the hundreds place — that deciding digit is 4. Since 4 is less than 5, you round down, 42 → 0. The halfway mark here is 50.
Round 42 to other place values
Round nearby numbers to the nearest 100
Frequently asked questions
What is 42 rounded to the nearest 100?
42 rounded to the nearest hundred (100) is 0.
How do you round 42 to the nearest 100?
Look at the digit to the right of the hundreds place. Here 42 sits between 0 and 100; since it is closer to 0 (round-half-up), the answer is 0.